<template>
    <div class='rank' ref="rank">
        <scroll :data="topList" class="toplist" ref="toplist">
            <ul>
                <li @click="selectItem(item)" class="item" v-for="(item,index) in topList" :key="index">
                    <div class="icon">
                        <img width="100" height="100" v-lazy="item.picUrl" />
                    </div>
                    <ul class="songlist">
                        <li class="song" v-for="(song,index) in item.songList" :key="index">
                            <span>{{index + 1}}</span>
                            <span>{{song.songname}} - {{song.singername}}</span>
                        </li>
                    </ul>
                </li>
            </ul>
            <div class="loading-container" v-show="!topList.length">
                <loading></loading>
            </div>
        </scroll>
        <router-view></router-view>
    </div>
</template>

<script>
import Scroll from '../../base/scroll/scroll'
import Loading from '../../base/loading/loading'
import { getTopList } from '../../api/rank'
import { ERR_OK1 } from '../../api/config'
import { playlistMixin } from '../../common/js/mixin'
import { mapMutations } from 'vuex'
export default {
    mixins: [playlistMixin],
    components: {
        Scroll,
        Loading
    },
    data() {
        return {
            topList: []
        };
    },
    computed: {},
    created() {
        this._getTopList()
    },
    methods: {
        handlePlaylist(playlist) {
            const bottom = playlist.length > 0 ? '60px' : ''
            this.$refs.rank.style.bottom = bottom
            this.$refs.toplist.refresh()
        },
        selectItem(item) {
            console.log(item, '打印出来的额idtb');
            this.$router.push({
                path: `/rank/${item.id}`
            })
            this.setTopList(item)
        },
        _getTopList() {
            getTopList().then(res => {
                if(res.code === ERR_OK1) {
                    this.topList = res.data.topList
                }
            })
        },
        ...mapMutations({
            setTopList: 'SET_TOP_LIST'
        })
    },
    watch: {
        topList() {
            setTimeout(() => {
                this.$Lazyload.lazyLoadHandler()
            }, 20)
        }
    }
}
</script>
<style lang='scss' scoped>
@import "../../common/scss/variable.scss";
@import "../../common/scss/mixin.scss";
.rank {
    position: fixed;
    width: 100%;
    top: 88px;
    bottom: 0;
    .toplist {
        height: 100%;
        overflow: hidden;
        .item {
            display: flex;
            margin: 0 20px;
            padding-top: 20px;
            height: 100px;
            &:last-child {
                padding-bottom: 20px;
            }
            .icon {
                flex: 0 0 100px;
                width: 100px;
                height: 100px;
            }
            .songlist {
                flex: 1;
                display: flex;
                flex-direction: column;
                justify-content: center;
                padding: 0 20px;
                height: 100px;
                overflow: hidden;
                background: $color-highlight-background;
                color: $color-text-d;
                font-size: $font-size-small;
                .song {
                    // no-wrap()
                    line-height: 26px;
                }
            }
        }
        .loading-container {
            position: absolute;
            width: 100%;
            top: 50%;
            transform: translateY(-50%);
        }
    }
}
</style>
